[dude] n [origin unknown] (1883) 1: a man extremely fastidious in dress and manner: dandy
2: a city dweller unfamiliar with life on the range; esp: an Easterner in the West
3: fellow, guy -- dud.ish adj -- dud.ish.ly adv
[2]dude vt dud.ed ; dud.ing (1899): dress up--usu. used with up